package com.dtstep.lighthouse.common.sbr;
/*
 * Copyright (C) 2022-2023 XueLing.雪灵
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


public final class StringBuilderHolder {

    public static class Bigger {

        private static ThreadLocal<StringBuilder> threadStringBuilder = ThreadLocal.withInitial(() -> new StringBuilder(12000));

        public static StringBuilder getStringBuilder(){
            StringBuilder sbr = threadStringBuilder.get();
            sbr.setLength(0);
            return sbr;
        }
    }

    public static class Normal {

        private static ThreadLocal<StringBuilder> threadStringBuilder = ThreadLocal.withInitial(() -> new StringBuilder(256));

        public static StringBuilder getStringBuilder(){
            StringBuilder sbr = threadStringBuilder.get();
            sbr.setLength(0);
            return sbr;
        }
    }

    public static class Smaller {

        private static ThreadLocal<StringBuilder> threadStringBuilder = ThreadLocal.withInitial(() -> new StringBuilder(64));

        public static StringBuilder getStringBuilder(){
            StringBuilder sbr = threadStringBuilder.get();
            sbr.setLength(0);
            return sbr;
        }
    }
}
